#include <iostream>
#include <vector>
using namespace std;
class Solution {
public:
    vector<int> twoSum(vector<int>& nums, int target) {
        int n = nums.size();
        int diff;
        for(int i=0;i<n;i++)
        {
            if(nums[i]<=target)
                diff = target-nums[0];

        }

    }
};
int main()
{
    Solution s = Solution();
    vector<int> nums = [2, 7, 11, 15];

}